#include <stdio.h>
#include <stdlib.h>

typedef char ElementType;
typedef struct TNode *Position;
typedef Position BinTree;
struct TNode{
    ElementType Data;
    BinTree Left;
    BinTree Right;
};

BinTree CreatBinTree(); /* 实现细节忽略 */
int GetHeight( BinTree BT ){
    int hleft = 0,hright = 0;
    if(BT == NULL){
        return 0;
    }
    hleft = GetHeight(BT->Left)
    hright = GetHeight(BT->Right)
    return 1+(hleft > hright?hleft:hright)
}

int main()
{
    BinTree BT = CreatBinTree();
    printf("%d\n", GetHeight(BT));
    return 0;
}
/* 你的代码将被嵌在这里 */